docstr: Shuffle arrays in unison.
docstr_tok: ["Shuffle","arrays","in","unison","."]
code: def _shuffle_arrays(self, arrays):
      """Shuffle arrays in unison."""
      r = np.random.permutation(len(arrays[0]))
      return [ary[r] for ary in arrays]
  
file_path: mlxtend/mlxtend/_base/_iterative_model.py
imports: from sys import stderr
  from time import time
  import numpy
label_desc: Use image node_id 2 for calling the _IterativeModel obj's underlying member method code with example usage: obj._shuffle_arrays(arrays) and returns: unknown